Add support for -pi and -e - Fixes #4 This commit adds support in the string->number and in the number->string methods for negative pi and negative e to be displayed as "-{pi}" and "-e", rather than "-1{pi}" and "-1e", respectively.
Add support for -pi and -e - Fixes #4
This commit adds support in the string->number and in the number->string
methods for negative pi and negative e to be displayed as "-{pi}" and
"-e", rather than "-1{pi}" and "-1e", respectively.

Signed-off-by: Ryan Hodin <23b3d53bb65077a11c65513a2c3810592027129e@gmail.com>
za419/Android-calculator